Types of Networking

   There are three main types of the computer networking such as LAN, MAN and WAN. A LAN covers a room or a building. A MAN covers a network in a city and a WAN covers wide areas such as in a city, country or a network between two or more countries. A LAN can be wired or wireless, MAN can be wired or Wireless and WAN can be through wireless communication technologies such as ISDN lines, frame relay and ATM.